Filter cartridge



FIG. 1 is a perspective view of a first embodiment of the filter cartridge embodying our new design, break lines being used to indicate variability in proportion; and media end face stippling being used without reference to media detail which forms no part of the design sought to be patented, the portions shown in broken lines forming no part of the design sought to be patented;

FIG. 2 is a front elevational view thereof, stippling showing an end face of media without reference to media detail which forms no part of the design sought to be patented;

FIG. 3 is a rear elevational view thereof, stippling showing an end face of media without reference to media detail which forms no part of the design sought to be patented;

FIG. 4 is a top plan view thereof, a bottom plan view having the same appearance; and,

FIG. 5 is a side elevational view thereof, an opposite side elevational view having the same appearance;

FIG. 6 is a perspective view of a second embodiment of a filter element embodying our new design, break lines being used to indicate variability in perimeter proportion; and media end face stippling being used without a reference to media detail, which forms no part of the design sought to be patented;

FIG. 7 is a front elevational view thereof, stippling showing an end face of media without reference to media detail which forms no part of the design sought to be patented;

FIG. 8 is a rear elevational view thereof;

FIG. 9 is a top plan view thereof, bottom plan view having the same appearance; and,

FIG. 10 is a side elevational view thereof, an opposite side having an analogous view.

In the drawings, the stippling showing contrast in materials is included for the purpose of illustrating use and environment and forms no part of the claimed design. 

The ornamental design for filter cartridge, as shown and described. 